"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : MOT不支持的DML
Case Name   : MOT不支持列约束
Create At   : 2020/09/18
Owner       : opentestcase028
Description :
    1.创建模式
    2.创建列约束的MOT表，删除模式
    3.恢复环境默认配置，修改enable_incremental_checkpoint为on，并重启数据库
Expect      :
    1.创建模式成功
    2.创建mot失败，删除模式成功
    3.修改参数成功，重启数据库成功
History     :
    modified by opentestcase042,2023.01.05，优化代码，恢复参数
"""

import os
import unittest
from testcase.utils.Logger import Logger
from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant


class Mot_DDL_test(unittest.TestCase):

    def setUp(self):
        self.logger = Logger()
        self.primary_sh = CommonSH('PrimaryDbUser')
        self.constant = Constant()
        self.commonsh = CommonSH
        self.common = Common()
        self.config = 'enable_incremental_checkpoint'
        self.logger.info(f'-----{os.path.basename(__file__)} start-----')
        self.logger.info('------------修改配置，并重启数据库------------')
        show_msg = self.common.show_param(self.config)
        if 'off' not in show_msg:
            msg1 = self.primary_sh.execute_gsguc('set',
                                            self.constant.GSGUC_SUCCESS_MSG,
                                            f'{self.config}=off')
            self.logger.info(msg1)
            msg2 = self.primary_sh.restart_db_cluster()
            self.logger.info(msg2)
            msg3 = self.primary_sh.get_db_cluster_status()
            self.assertTrue("Normal" or "Degrade" in msg3)
        show_msg = self.common.show_param(self.config)
        self.assertTrue('off' in show_msg)

    def test_mot_constraint(self):
        text = '------------step1:创建列约束的MOT表;expect:失败-------------'
        self.logger.info(text)
        self.schema = 'schema_mot_0054'
        self.t_name = 't_mot_0054'
        self.sql_cmd = f'''
                        create schema {self.schema};
                        create foreign table {self.schema}.{self.t_name}
                        (
                            w_warehouse_sk            integer               primary key,                 
                            w_warehouse_id            char(16)              not null,
                            w_warehouse_name          varchar(20)           check (w_warehouse_name is not null),
                            w_warehouse_sq_ft         integer                       ,
                            w_street_number           char(10)                      ,
                            w_street_name             varchar(60)                   ,
                            w_street_type             char(15)                      ,
                            w_suite_number            char(10)                      ,
                            w_city                    varchar(60)                   ,
                            w_county                  varchar(30)                   ,
                            w_state                   char(2)                       ,
                            w_zip                     char(10)                      ,
                            w_country                 varchar(20)                   ,
                            w_gmt_offset              decimal(5,2),
                            constraint w_constr_key2 check(w_warehouse_sk > 0 and w_warehouse_name is not null) 
                        );
                        drop schema {self.schema} cascade;      
                      '''
        msg4 = self.primary_sh.execut_db_sql(self.sql_cmd)
        self.logger.info(msg4)
        self.assertIn(self.constant.NOT_SUPPORTED_TYPE, msg4)
        self.assertIn(self.constant.DROP_SCHEMA_SUCCESS_MSG, msg4)

    def tearDown(self):
        self.logger.info('------------this is tearDown-------------')
        self.logger.info('-----------恢复配置，enable_incremental_checkpoint=on-----------')
        show_msg = self.common.show_param(self.config)
        if 'on' not in show_msg:
            msg5 = self.primary_sh.execute_gsguc('set',
                                                 self.constant.GSGUC_SUCCESS_MSG,
                                                 f'{self.config}=on')
            self.logger.info(msg5)
            msg6 = self.primary_sh.restart_db_cluster()
            self.logger.info(msg6)
            msg7 = self.primary_sh.get_db_cluster_status()
            self.assertTrue("Normal" or "Degrade" in msg7)
        show_msg = self.common.show_param(self.config)
        self.assertTrue('on' in show_msg)
        self.logger.info(f'-----{os.path.basename(__file__)} end-----')
